text: #!/usr/bin/env python
  """
  Prints the seed of a world.
  """
  
  import sys
  import os
  
  # local module
  try:
  	import nbt
  except ImportError:
  	# nbt not in search path. Let's see if it can be found in the parent folder
  	extrasearchpath = os.path.realpath(os.path.join(__file__, os.pardir, os.pardir))
  	if not os.path.exists(os.path.join(extrasearchpath, 'nbt')):
  		raise
  	sys.path.append(extrasearchpath)
  from nbt.nbt import NBTFile
  
  
  def main(world_folder):
  	filename = os.path.join(world_folder, 'level.dat')
  	level = NBTFile(filename)
  	print(level["Data"]["RandomSeed"])
  	return 0  # NOERR
  
  
  if __name__ == '__main__':
  	if (len(sys.argv) == 1):
  		print("No world folder specified!")
  		sys.exit(64)  # EX_USAGE
  	world_folder = sys.argv[1]
  	if (not os.path.exists(world_folder)):
  		print("No such folder as " + world_folder)
  		sys.exit(72)  # EX_IOERR
  
  	sys.exit(main(world_folder))
  